Technical Name . Ammonium salt of Glyphosate 71% SG Mode of Actio, Non-Selective Systemic Herbicide Specifications 1 CORO71is a non selective post emergence herbicide used for control of wide range of annual, perennial broadleaf and grassy weeds in field crops, orchards & plantations. 2 When sprayed, it is rapidly absorbed and translocated to roots& rhizomes killing the weeds from below the ground 3 CORO71is very effective against difficult to control weeds. Category: Glycine derivative Availability. CORO71 available in l00gm, S00gm &1 Kgpacking